in English, there are various short answers possible depending on the nature of the question asked:
- Polar short answers, e.g. Yes, it is., No, I can’t.
- Prepositional phrases, e.g. Where are you going? To the park.
- Noun phrases, e.g. What are you eating? Ice cream.
- Verb phrases, e.g. What are you doing? Watching TV.
- What do you need to do? Go to the supermarket.